4
08. 10. 20. Document Number 670506
Nuaire |
Western Industrial Estate
|
Caerphilly
|
CF83 1NA
|
nuaire.co.uk
TRA / TRC / TRM
Installation Manual
4
Profile Dimensions for Wall Plate / Pitched Roof Purlin Box Curb
Unit
Size
Cowl
Size
Dimensions (mm)
A
C
H
J
315
350
A
460
475
550
560
400
450
B
560
575
650
660
500
560
C
700
775
900
910
630
710
D
800
900
1000 1010
80
E
900
1000 1100 1110
100
F
1200 1300 1400 1410
Wall plate
Trimmer
Neoprene
Profile Filler
A x A
H x H
Important that timber is flush with
outside of wall and secured with coach
bolts (by others).
Use Flowsil 32 flexible silicone sealant
filler on all joint faces to form a fillet
for complete weather seal.
A x A
H x H
Wall plate
C
C
A x Ax
J x J
H x H
Flashing strips
by others.
Plastic capped self-tapping screws (by others).
Wall Plate secured to a profile sheet.
Roof profile prepared to
accept Purlin Box Curb
Brick or similar wall prepared
to accept Wall Plate.
3.4.4 Purlin Box Curb & Wall Plate Dimensions (mm)
5
Dimensions for Purlin Box Curb & Wall Plate
Unit
Size
Cowl
Size
Purlin
Box
Curb
Code*
Wall
Plate
Code
Dimensions (mm)
H
N
P
Q
R
315
350
A
PBC-A
TRWP-A
†
460
250
400
369
475
400
450
B
PBC-B
TRWP-B
†
560
250
500
470
575
500
560
C
PBC-C
TRWP-C
†
700
250
700
610
825
630
710
D
PBC-D TRWP-D
‡
800
250
800
690
900
80
E
PBC-E
TRWP-E
‡
900
350
900
780
1000
100
F
PBC-F
TRWP-F
‡
1200 325 1200 1080 1300
H
H
N
Purlin Box Curb
Wall Plate
R
H
P
H
Q
N
Fixing centres
* For thermally insulated curb add T to the
Purlin Box Curb code e.g. PBCT-A, PBCT-B etc.
†
Three holes equally spaced.
‡
Four holes equally spaced.
3.5 Unit Exploded View
If the Terminator unit is to be used
with one of the Nuaire “drop in”
attenuators, the unit’s inlet guard
needs to be removed first
Centrifugal
(TRC)
Axial Flow
(TRA)
Mixed Flow
(TRM)
Sealing strip
GRP cowl
Birdguards
(plastic
coated
wire mesh)
Shutters
Base/Venturi plate
galvanised steel
Cowl fixing
threaded inserts
Fan inlet guard
(standard up to
unit size 630).
Optional for units
710 and above)
Purlin Box
Curb
Motor mounting
frame
(galvanised steel)
Base/Venturi plate
galvanised steel
Optional fan
inlet guard
Purlin Box
Curb
Motor mounting
frame
(galvanised steel)
Base/Venturi plate
galvanised steel
Cowl fixing
threaded inserts
Optional fan
inlet guard
Purlin Box
Curb
Motor mounting
frame (galvanised
steel)
Sealing strip
Airflow
Airflow
Airflow
Sealing strip
6
Exploded View Of Unit Showing Three Available Impeller Types
